Update main.yml

Author: skibitsky

.github/workflows/main.yml

@@ -64,4 +64,4 @@ jobs:
           vercel-token: ${{ secrets.VERCEL_TOKEN }}
           vercel-org-id: ${{ secrets.VERCEL_ORG_ID }}
           vercel-project-id: ${{ secrets.VERCEL_PROJECT_ID }}
-          working-directory: Build/WebGL
+          working-directory: Build/WebGL/